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	<title>实验1-3计科2411张心雨0306241131</title>
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	<i>我是斜体字（单纯设置文字为斜体）</i>
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    <em>我是斜体字（强调文字）</em>
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    <b>我是粗体字（单纯设置文字为粗体)</b>  
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    <strong>我是粗体字（强调文字）</strong>
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    <sup>我是上标签</sup>
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    <sub>我是下标签</sub>
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     <del>我是被删除的文字</del>
     	<br />
     <ins>我是新增文字</ins>
     <pre>我是预格式化标签</pre>
    
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